Answer:
thinking it would be ensured job specialization among people,
Explanation:
The answer is D. <span>The European population nearly doubled, the Native American population dropped greatly, and millions of Africans were sent to the Americas as slaves
Native American population declined because many were sent to Europe as slaves. Meanwhile, African population nearly doubled because many Black African slaves were introduced as substitute to Native American slaves.</span>
<em>Musa I of Mali, mansa of the West African empire of Mali from 1307 . ... and riches—he built the Great Mosque at Timbuktu—but he is best remembered ... Traveling from his capital of Niani on the upper Niger River to Walata ... behaviour of his followers, did not fail to create a most-favourable impression.</em>
Comparative advantage. It is being able to produce goods by using fewer resources, at a lower opportunity cost, that gives countries a comparative advantage. The gradient of a PPF reflects the opportunity cost of production. Increasing the production of one good means that less of another can be produced.
